How Music Works 3 - Harmony - Part 5

Chordal harmony is one of the most spectacularly successful achievments of Western Culture!

Seventh chords introduced. This generated more forward movement. Rock and Roll uses many seventh chords (Isley Brothers "Twist and Shout"). Jazz ambiguity of harmony (Miles Davis: "So What".)

Augmented and Diminished chords are explained, this adds volatility, ambiguity and unpredictability to music. (John Coltrane: "Impressions").

Bach and pop (Feel Good Inc "Gorillaz").
Harmony is still evolving (Bollywood).

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